vi /etc/oratab
su oracle -lc /u01/app/oracle/product/12.1.0/dbhome_1/bin/dbstart
orcl:/u01/app/oracle/product/12.1.0/dbhome_1:N
修改为
orcl:/u01/app/oracle/product/12.1.0/dbhome_1:Y
vi /etc/rc.d/rc.local
添加以下内容(路径以实际为准)
su oracle -lc /u01/app/oracle/product/12.1.0/dbhome_1/bin/dbstart